[PATCH] Improve strace to log most Windows debug events

Corinna Vinschen corinna-cygwin@cygwin.com
Wed Jun 10 14:18:00 GMT 2015


On Jun 10 16:11, Corinna Vinschen wrote:
> Hi Jon,
> 
> On Jun 10 13:05, Jon TURNEY wrote:
> > Not sure if this is wanted, but on a couple of occasions recently I have been
> > presented with strace output which contains an exception at an address in an
> > unknown module (i.e. not in the cygwin DLL or the main executable), so here is a
> > patch which adds some more information, including DLL load addresses, to help
> > interpret such straces.
> 
> That's a nice addition.  Two points, though:
> 
> - Do we *always* want that output or do we want a way to switch it on
>   and off?  If the latter, we can simply add another _STRACE_foo option
>   for it.  
> 
> - The GetFileNameFromHandle function could be much simpler.  Rather than
>   opening a mapping object for ev.u.LoadDll.hFile, just use the existing
>   mapping object from ev.u.LoadDll.lpBaseOfDll.

    ...with the process handle taken from get_child(ev.dwProcessId).


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat
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